<template>
  <div id="app">
    <router-view />
  </div>
</template>

<script>
export default {
  name: '',
  components: {},
  props: {},
  data () {
    return {}
  },
  computed: {},
  watch: {
    // 方法一 : name function () {}
    // 方法二 : name { 1. handler () {} 此方法可加 2. immediate = true 该回调开始立刻调用 方法一没有}
  },
  created () {},
  mounted () {},
  methods: {}
}
</script>
<style scoped lang='less'>
</style>
